1.0 OBJECTIVE
To calibrate the equipment for Confirmation of reliable and accurate results.2.0 SCOPE
This procedure is applicable to calibrate the refractometer, installed in the quality control department.3.0 RESPONSIBILITY
3.1 Doing: Technical Assistant3.2 Checking: Executive /Manager
4.0 ACCOUNTABILITY
Head of the Department5.0 PROCEDURE
Frequency: Once in three months.5.1 Operate the instrument as per S.O.P.
5.2 Maintain the required temperature of the particular liquid as mentioned in Annexure-I
5.3 Observe and record Refractive index of the different liquid at temperature mentioned in Annexure-I.
5.4 The performance of the instrument is satisfactory if the observed Refractive index is within the limits given in Annexure, otherwise, follow the S.O.P.
6.0 ABBREVIATION
6.1 SOP - Standard Operating Procedure
ANNEXURE-I
QUALITY CONTROL LABORATORY
QUALITY CONTROL LABORATORY
CALIBRATION REPORT OF REFRACTOMETER
CALIBRATION DATE
|
DATE OF LAST CALIBRATION DONE
|
NEXT DUE FOR CALIBRATION
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INSTRUMENT DETAILS
|
||
INSTRUMENT NAME
|
INSTRUMENT MAKE
|
INSTRUMENT
IDENTIFICATION NO.
|
OBSERVATION
|
SR.NO.
|
LIQUID
|
TEMPERATURE
|
OBSERVED REFRACTIVE INDEX
|
LIMIT
|
01
|
DISTILLED WATER
|
20°C
|
1.330+0.0001
|
|
02
|
CARBON TETRACHLORIDE (AR GRADE)
|
20°C
|
1.459 to 1.461
|
|
03
|
TOLUENE (AR GRADE)
|
20°C
|
1.495 to 1.497
|
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